Information storage system



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30 Sheets-Sheet 8 Dec. 27, 1966 c. F. AULT ETAL INFORMATION STORAGE SYSTEM Filed Sept. 25, 1963 K Q3 RSS5 6328 #65 .8 Ext QEwBwQ W333 mow Dec. 27, 1966 c. F. AULT ETAL INFORMATION STORAGE SYSTEM Filed Sept. 25, 1963 30 Sheets-Sheet 9 Dec. 27, 1966 c. F. AULT ETAL INFORMATION STORAGE SYSTEM 30 Sheets-Sheet 10 Filed Sept. 25, 1963 30 Sheets-Sheet 12 Dec. 27, 1966 c. F. AULT ETAL INFORMATION STORAGE SYSTEM Filed Sept. 25, 1963 Q 6E a? 30 Sheets-Sheet 15 C. F. AULT ETAL WUGSQW wan \Q\/ 5.5% Q ft P INFORMATION STORAGE SYSTEM Dec. 27, 1966 Filed Sept. 25,

Dec. 27, 1966 c. F. AULT ETAL INFORMATION STORAGE SYSTEM {50 Sheets-Sheet 20 Filed Sept. 25, 1963 

1. AN INFORMATION STORAGE SYSTEM COMPRISING MEMORY MEANS FOR MAGNETICALLY STORING BINARY INFORMATION IN ROWS AND COLUMNS OF INFORMATION ADDRESSES, AN ACCESS SWITCH FOR ACCESSING SAID INFORMATION ADDRESSES COMPRISING ROWS AND COLUMNS OF MAGNETIC CORES CORRESPONDING TO SAID ROWS AND COLUMNS OF ADDRESSES AND A FIRST AND A SECOND PLURALITY OF ACCESS CONDUCTORS THREADING SAID ROWS AND COLUMNS OF CORES, RESPECTIVELY; A FIRST AND A SECOND ENERGIZING CIRCUIT FOR SAID FIRST AND SECOND PLURALITIES OF ACCESS CONDUCTORS EACH COMPRISING A PAIR OF PARALLEL BRANCHES, ONE OF SAID BRANCHES INCLUDING A SELECTED ACCESS CONDUCTOR, AND A NORMALLY CLOSED SHUNT SWITCH INCLUDED IN THE OTHER OF SAID PARALLEL BRANCHES; A FIRST AND A SECOND CURRENT SOURCE FOR APPLYING A DRIVE CURRENT TO EACH OF SAID ENERGIZING CIRCUITS, MEANS FOR COINCIDENTLY OPENING THE SHUNT SWITCHES OF EACH OF SAID ENERGIZING CIRCUITS FOR INITIATING A DRIVE CURRENT PULSE ON EACH OF SAID SELECTED ACCESS CONDUCTORS, AND READOUT MEANS RESPONSIVE TO INFORMATION SIGNALS GENERATED IN SAID MEMORY MEANS. 